Which one of the following statements is a correct statement?

Options

A. Critical velocity of the liquid decreases when density increases
B. Critical velocity of the liquid increases when density increases
C. Critical velocity of the liquid decreases when radius decreases
D. Critical velocity of the liquid increases when radius increases

Answer

A

Explanation

`V_(c)=(R_(e)eta)/(rhoD)`
Critical velocity decreases when density `rho` increases or diameter D increses.